const google.golang.org/genproto/googleapis/api.LaunchStage_PRELAUNCH

one use

	google.golang.org/genproto/googleapis/api (current package)
		launch_stage.pb.go#L53: 	LaunchStage_PRELAUNCH LaunchStage = 7

The pages are generated with Golds v0.3.2-preview. (GOOS=darwin GOARCH=amd64)
Golds is a Go 101 project developed by Tapir Liu.
PR and bug reports are welcome and can be submitted to the issue list.
Please follow @Go100and1 (reachable from the left QR code) to get the latest news of Golds.